Dec 2024 – Present · 1 yr 6 mos · Jakarta Metropolitan Area · Hybrid

• Reduced hotel page CLS from 0.200 → 0.001 and LCP from 3.4s → 1.2s, exceeding Google's 'Good' CWV thresholds through rendering.
• Spearheaded frontend for Berburu Tiket Murah, a high-traffic deals campaign that onboarded 25k+ new users and generated IDR 50M+ in TixPoint loyalty redemptions.
• Led frontend engineering for Belah Ketupat, Tiket's flagship gamification product, supporting ~30,000 Daily Active Users (DAU) and maintaining 99%+ uptime during peak events.
• Owned frontend delivery for a top-spender campaign that achieved 6× return on investment; coordinated cross-functional efforts across product, design, and backend teams.
• Drove web performance initiatives that reduced maximum asset load times from 1.9s to 0.8s — a 58% improvement — directly enhancing Core Web Vitals and user retention.
• Delivered 75+ hours of technical sessions at Ten-X (internal engineering community), covering frontend performance, AI tooling, and developer productivity — contributing to measurable skill uplift across 100+ engineers.

Oct 2023 – Dec 2024 · 1 yr 2 mos · Kota Tangerang Selatan, Banten, Indonesia · On-site

• Increased unit test coverage from 0.67% to 42% across a large-scale codebase, establishing reliable test foundations and reducing production incident rate.
• Contributed to Traveloka's internal design system and open-source UI component library, improving cross-team development speed and UI consistency.
• Architected and shipped an in-app calling feature for ~500 MAU, creating a seamless in-product communication channel and measurably reducing external call volume.
• Led full-stack development of the Help Center across multiple platforms (web + mobile), achieving a 50% improvement in SEO ranking through technical and structural optimizations.
• Built a fraud detection system for the refund flow, reducing abuse risk and improving the post-purchase user experience.
• Organized and led engineering knowledge-sharing sessions on system scalability, code quality, and frontend architecture patterns.

Aug 2023 – Mar 2025 · 1 yr 7 mos · Remote

May 2023 – Jun 2023 · 1 mo · jakarta · Remote

• Advise two capstone projects that consist of 5-7 people with educational and healthcare
• themes.
• Give technical advice for creating an optimal machine learning model and android
• development.

Feb 2023 – Sep 2023 · 7 mos · Tangerang, Banten, Indonesia · On-site

• Training 50+ students with IT and non-IT background while intensively assisting 15+ students
• as buddy.
• Deliver offline lectures for three hours every week.
• Responsible to evaluate students during learning process.

Aug 2022 – Jan 2023 · 5 mos · Remote

• Mentor of 30+ college students with IT and non-IT backgrounds.
• Responsible as one of the judges to evaluate the final projects which determine the outcome of this program.
• Deliver lectures three times a week while also creating practice materials for the students.
• The topic that I taught:
• Git
• Figma
• HTML
• CSS
• JAVASCRIPT
• CLEAN CODE
• BOOTSTRAP
• REACT
• REACT HOOK
• REACT ROUTING
• REACT FORM
• DEPLOYMENT
• GRAPHQL

Feb 2022 – Feb 2023 · 1 yr

• Promoted from Software Engineer to Senior in under 12 months; Drove a full-stack modernisation initiative (React, React Native, Webpack → Vite) that improved key performance and reliability metrics by 20%, reducing production incidents and cutting average build time — enabling the team to ship faster with fewer regressions..
• Built and maintained web and mobile applications serving 1,500+ MAU as a fullstack developer across the product lifecycle.
• Mentored 5+ junior engineers, establishing code review processes and technical growth plans to accelerate team capability.
• Developed a loyalty mobile application from scratch with 1,000+ MAU; owned architecture, development, and iterative improvement.

Jun 2021 – Feb 2022 · 8 mos

• Built an internal React reporting dashboard that consolidated 5+ fragmented data sources into a single exportable view, eliminating manual reporting effort for a 100-person operations team.
• In charge of technology-sharing sessions with the aim of growing a culture of knowledge exchange.
• Build a loyalty mobile application with 1,000+ monthly active users.

Feb 2021 – Jun 2021 · 4 mos

Sep 2019 – Dec 2019 · 3 mos · Greater Jakarta Area, Indonesia

• Create a machine learning model to predict soccer scores using random forest, support vector machine, and logistic regression with an accuracy score above 80%.
• Learn some popular algorithms to create the model (e.g., KNN, SVM, Naive Bayes).

Aug 2018 – Sep 2018 · 1 mo · Jakarta, Jakarta, Indonesia

• Audio assistant at aquatics venue of asian games 2018

Feb 2018 – Aug 2018 · 6 mos

• Subject : Programming and algorithm

Sep 2017 – Jan 2018 · 4 mos

• Pengantar Teknologi Multimedia

Feb 2018 – May 2018 · 3 mos · Jakarta, Jakarta, Indonesia

• Membuat website pendaftaran digital sebagai back end developer sekaligus membantu front end developer dengan hanya di html dan CSS sederhana